When you're ready to put some serious horsepower to the ground with your Camaro, consider a Doug's LS1 Long Tube Header Kit. These 1967, 1968, 1969 headers are perfect for your LS1 conversion. Doug's headers come with a thick 3/8" flange and 16 gauge tubing for added durability and trouble-free maintenance.Doug's headers are tuned with the proper tube size and length to efficiently remove all the exhaust from each cylinder and reduce pumping losses. The kit includes all mounting hardware and Doug's Premium Gaskets. This product is for OFF-ROAD use only. Will work with both automatic and manual transmissions. Trust Rick's Camaros for all your 1967, 1968, 1969 Camaro needs!